finish up vs wind up

finish up and wind up both are verbs.

Word	Noun	Adjective	Verb	Adverb
finish up	No	No	Yes	No
wind up	No	No	Yes	No

As verbs, finish up and wind up are synonyms defined as:

Other synonyms of finish up include end up, fetch up, finish, land up.

finish up (verb)	wind up (verb)
finish a task completely	finally be or do something
finally be or do something	coil the spring of (some mechanical device) by turning a stem
	to evoke sexual feelings
	give a preliminary swing to the arm pitching